title: Vitamin and trace element requirements in parenteral nutrition: an update.
mesh_terms: D006801:Humans; D009747:Nutritional Physiological Phenomena; D009751:Nutritional Requirements; D010288:Parenteral Nutrition / Q000592:standards*; D014131:Trace Elements / Q000008:administration & dosage*; D014815:Vitamins / Q000008:administration & dosage*
chemical_list: D014131:Trace Elements; D014815:Vitamins